[This is preliminary documentation and subject to change.]
The ThemeID method retrieves the theme identifier of the episode. This information corresponds to the T Theme ID field in the Guide database.
HRESULT ThemeID(
long* lThemeID
);
Returns an HRESULT indicating success or failure. If the method succeeds it returns S_OK. Otherwise it returns an error code. For specific error code values see Winerror.h.
Windows NT: Unsupported.
Windows: Requires Windows 98.
Windows CE: Unsupported.
Import Library: User-defined.
Unicode: Yes.